WO1996002518A1 - Substituierte zimtoxim- und zimthydroxamid-derivate - Google Patents

Substituierte zimtoxim- und zimthydroxamid-derivate Download PDF

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Publication number
WO1996002518A1
WO1996002518A1 PCT/EP1995/002584 EP9502584W WO9602518A1 WO 1996002518 A1 WO1996002518 A1 WO 1996002518A1 EP 9502584 W EP9502584 W EP 9502584W WO 9602518 A1 WO9602518 A1 WO 9602518A1
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Prior art keywords
alkyl
carbonyl
alkoxy
halogen
hydrogen
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PCT/EP1995/002584
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German (de)
English (en)
French (fr)
Inventor
Ralf Klintz
Gerhard Hamprecht
Elisabeth Heistracher
Peter Schäfer
Christoph-Sweder von dem Bussche-Hünnefeld
Peter Münster
Reinhard Kirstgen
Albrecht Harreus
Karl-Otto Westphalen
Matthias Gerber
Helmut Walter
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Basf Aktiengesellschaft
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Priority to EP95924968A priority Critical patent/EP0770067B1/de
Priority to AU29268/95A priority patent/AU2926895A/en
Priority to MXPA97000384A priority patent/MXPA97000384A/es
Priority to DE59510111T priority patent/DE59510111D1/de
Priority to BR9508410A priority patent/BR9508410A/pt
Priority to KR1019970700231A priority patent/KR970704701A/ko
Priority to US08/765,180 priority patent/US6013606A/en
Priority to AT95924968T priority patent/ATE214376T1/de
Priority to JP8504638A priority patent/JPH10502651A/ja
Publication of WO1996002518A1 publication Critical patent/WO1996002518A1/de

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/44—Iso-indoles; Hydrogenated iso-indoles
    • C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
    • A01N37/32—Cyclic imides of polybasic carboxylic acids or thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
    • A01N37/50—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids the nitrogen atom being doubly bound to the carbon skeleton
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C251/32—Oximes
    • C07C251/34—Oximes with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
    • C07C251/36—Oximes with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with the carbon atoms of the oxyimino groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C251/40—Oximes with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with the carbon atoms of the oxyimino groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of an unsaturated carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C259/00—Compounds containing carboxyl groups, an oxygen atom of a carboxyl group being replaced by a nitrogen atom, this nitrogen atom being further bound to an oxygen atom and not being part of nitro or nitroso groups
    • C07C259/04—Compounds containing carboxyl groups, an oxygen atom of a carboxyl group being replaced by a nitrogen atom, this nitrogen atom being further bound to an oxygen atom and not being part of nitro or nitroso groups without replacement of the other oxygen atom of the carboxyl group, e.g. hydroxamic acids
    • C07C259/06—Compounds containing carboxyl groups, an oxygen atom of a carboxyl group being replaced by a nitrogen atom, this nitrogen atom being further bound to an oxygen atom and not being part of nitro or nitroso groups without replacement of the other oxygen atom of the carboxyl group, e.g. hydroxamic acids having carbon atoms of hydroxamic groups bound to hydrogen atoms or to acyclic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/26—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring
    • C07C271/28—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring to a carbon atom of a non-condensed six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/40—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings
    • C07C271/58—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C331/00—Derivatives of thiocyanic acid or of isothiocyanic acid
    • C07C331/16—Isothiocyanates
    • C07C331/28—Isothiocyanates having isothiocyanate groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/52—Two oxygen atoms
    • C07D239/54—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing aromatic rings

Definitions

  • the present invention relates to new substituted cinnamon derivatives of the formula I.
  • R 1 is halogen, nitro, cyano or trifluoromethyl
  • R 2 is hydrogen or halogen
  • R 3 is hydrogen, halogen, Ci-C ⁇ -alkyl, Ci-C ⁇ -haloalkyl, C 3 -C 6 cycloalkyl, C 3 -C 6 alkenyl, C 3 -C 6 ⁇ alkynyl or hydroxy-C ⁇ -C 6 -alkyl;
  • R is hydrogen, halogen, cyano, Ci-C ⁇ -alkyl, Ci-C ⁇ -haloalkyl,
  • Ci-C ⁇ -alkyl or Ci-C ⁇ -haloalkyl where these groups may be unsubstituted or carry one of the following radicals: hydroxyl, cyano, hydroxycarbonyl, Ci-C ⁇ -alkoxy, -C-C 6 alkylthio, (Ci-C ⁇ -Alkyl) carbonyl, (-CC 6 -alkoxy) carbonyl, (C 1 -C 6 -alkyl) carbonyloxy or a 3- bis bonded to the nitrogen atom via a carbonyl bridge
  • Phenyl-Ci-C ⁇ -alkyl, where the phenyl rings can optionally carry one to three substituents selected from the group Group consisting of cyano, nitro, halogen, Ci-C ⁇ -alkyl, C ⁇ -C 6 -haloalkyl, Ci-C ß -alkoxy and (-C-C 6 -alkoxy) carbonyl;
  • R 6 is hydrogen, -CC 6 -alkyl, -C-C 6 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -alkenyl, C 3 -C 6 -alkynyl, hydroxy -CC-C 6 -alkyl, -C-C 6 -alkoxy-C ⁇ -C 6 -alkyl, C ⁇ -C 6 -alkylthio-C ⁇ -C 6 -alkyl, cyano-no-Ci-C ⁇ -alkyl, (-C ⁇ -C 6 alkoxy) carbonyl -Ci-C ⁇ -alkyl, (-C-C 6 -alkyl) carbonyl-C ⁇ -C 6 -alkyl, (C ⁇ -C 6 -alkyl) carbonylo-xy-C ⁇ -C 6 -alkyl or phenyl-C ⁇ -C 6 ⁇ alkyl, where the phenyl
  • R 5 and R 6 together form a C 1 -C 3 alkylene chain which can carry a C 1 -C 6 alkyl substituent;
  • X 1 and X 2 are independently oxygen or sulfur
  • R 7 represents hydrogen, Ci-C ⁇ -alkyl, Ci-C ⁇ -haloalkyl or amino and
  • R 8 and R 9 independently of one another are hydrogen, halogen, C 1 -C 6 -alkyl, Ci-C ⁇ -haloalkyl or phenyl, which, if desired, can carry one to three substituents, selected from the group consisting of cyano, nitro, halogen, Ci-C ⁇ - alkyl, -C-C 6 haloalkyl, C ⁇ -C 6 -alkoxy and (C ⁇ -C 6 -alkoxy) carbonyl stand ;
  • the invention relates to new substituted cinnamydroxide derivatives of the formula II
  • R 5 represents hydrogen, Ci-C ⁇ - alkyl or Ci-C ⁇ -haloalkyl, where the last two groups can carry one of the following radicals: hydroxyl, cyano, hydroxycarbonyl, C] -C 6 alkoxy, Ci-C ⁇ - Alkylthio, (Ci-C ⁇ -alkyl) carbonyl (-C-C 6 -alkoxy) carbonyl, (Ci-C ⁇ - alkyl) carbonyloxy or a 3- to 7-membered aza-heterocycle bonded to the nitrogen atom via a carbonyl bridge, which besides Carbon ring members may also contain an oxygen or sulfur atom as the ring member;
  • C 3 -C 6 cycloalkyl C 3 -C 6 alkenyl, C 3 -C 6 alkynyl, (Ci-Ce-alkyl) carbonyl, (Ci-C ⁇ -haloalkyl) carbonyl, (Ci-Cg-alkoxy) carbonyl;
  • phenyl or phenyl-Ci-Cg-alkyl where the phenyl rings can optionally carry one to three substituents, selected from the group consisting of cyano, nitro, halogen, C 1 -C 6 -alkyl, Ci-C ⁇ -haloalkyl, Ci -C ß alkoxy and (Ci-C ⁇ alkoxy) carbonyl;
  • Y ' represents oxygen or sulfur
  • the invention further relates to the use of the compounds I or II as herbicides and for the desiccation and / or defoliation of plants,
  • herbicidal agents and agents for the desiccation and / or defoliation of plants which contain the compounds I or II as active substances,
  • R a is hydrogen, fluorine or chlorine
  • R b is hydrogen or cyano
  • R c is Ci-C ⁇ -alkyl, C 3 -C 4 -alkenyl, C 3 -C 4 -alkynyl, -CH 2 -COOH, - CH (CH 3 ) -COOH, -CH 2 -C (CH 3 ) 2 -COOH, -CH 2 -ester, -CH (CH 3 ) -ester or -CH 2 -C (CH 3 ) 2 -ester, are suitable for the desiccation and abscess of parts of plants.
  • JP-A 61/027 962 teaches that compounds of the formula Illb
  • R d are, inter alia, the amino group which can carry certain substituents and are herbicidally active.
  • EP-A-0 358 108 describes compounds of the formula IIIc
  • R e is chlorine, bromine or C 1 -C 4 -alkyl and R f is, inter alia, a mono- or disubstituted amino group.
  • EP-A-0 379 911 describes N-phenyltetrahydroindazole derivatives of the formula IIld
  • R9 represents hydrogen or fluorine
  • R h represents hydrogen, halogen or C 1 -C 4 -alkyl
  • R 1 represents, inter alia, an acid amide radical, described as herbicides.
  • R k is hydrogen or halogen
  • R 1 is -C 2 alkyl or cycloalkyl
  • R m is -C 2 alkyl or C 3 -C 2 alkenyl
  • Herbicides structurally similar to the compounds II are also described in WO 93/06090.
  • EP-A 408 382 shows that, inter alia, Uracil derivatives of the formula Ulf
  • R n is hydrogen, hydroxymethyl or C 1 -C 3 - [halogen] alkyl
  • R ° is hydrogen, nitro, halogen, Ci-C ⁇ - [halogen] alkyl or hydroxymethyl
  • R3 is hydrogen , -C-C 3 alkyl, alkoxy or alkoxy-C 2 -C 2 alkyl and R r hydrogen, -C ⁇ C 4 alkyl, C 2 -C 3 haloalkyl, C 3 -C 6 cycloalkyl, phenyl or Benzyl mean have a herbicidal effect.
  • the invention was based on new herbicidally active compounds as an object with which the harmful plants can be controlled better than before, with good tolerance for the useful plants.
  • herbicidal compositions which contain the compounds I or II and have a very good herbicidal action.
  • processes for the preparation of these compositions and processes for controlling unwanted vegetation with the compounds I or II were found.
  • the compounds I and II according to the invention are furthermore suitable for defoliation and desiccation of parts of plants for, for example Cotton, potato, rapeseed, sunflower, soybean or field beans, in particular for cotton.
  • agents for the desiccation and / or defoliation of plants, methods for the production of these agents and methods for the desiccation and / or defoliation of plants with the compounds I or II have been found.
  • the organic molecule parts mentioned for the substituents R 1 to R 9 or as residues on phenyl rings or heterocycles - like the meaning halogen - are collective terms for individual lists of the individual group members.
  • All carbon chains that is to say all alkyl, haloalkyl, alkenyl -, Alkynyl, hydroxyalkyl, cyanoalkyl, alkoxy, alkylthio, alkylcarbonyl, haloalkylcarbonyl, alkoxycarbonyl, alkoxycarbonylalkyl, alkylcarbonyloxy, alkylcarbonylalkyl, alkylcarbonyloxyalkyl, phenylalkyl, alkoxyalkyl and alkylthioalkyl parts can be straight-chain or be branched.
  • Halogenated substituents preferably carry one to five identical or different halogen atoms.
  • Ci-Ce-haloalkyl for: C -C ⁇ -alkyl as mentioned above, which is partially or completely substituted by fluorine, chlorine and / or bromine, e.g. Chloromethyl, dichloromethyl, trichloromethyl, fluoromethyl, difluoromethyl, trifluoromethyl, chlorofluoromethyl, dichlorofluoromethyl, chlorodifluoromethyl, 1-fluoroethyl, 2-fluoroethyl, 2,2-difluoroethyl, 2,2,2-trifluoroethyl, 2-chloro-2-fluoroethyl, 2-chloro-2,2-difluoroethyl, 2,2-dichloro-2-fluoroethyl, 2,2,2-trichloroethyl, pentafluoroethyl, 3-fluoropropyl, 3-chloropropyl and heptafluoropropyl, preferably for C 1 -
  • C 3 -C 6 alkenyl for: prop-1-en-1-yl, prop-2-en-1-yl, 1-methylethenyl, n-buten-1-yl, n-buten-2-yl , n-buten-3-yl, 1-methyl-prop-1-en-1-yl, 2-methyl-prop-1-en-1-yl, 1-methyl-prop-2-en-1-yl , 2-methyl-prop-2-en-l-yl, n-penten-1-yl, n-penten-2-yl, n-penten-3-yl, n-penten-4-yl, 1-methyl - but-1-en-l-yl, 2-methyl-but-l-en-l-yl, 3-methyl-but-1-en-l-yl, l-methyl-but-2-en-l -yl, 2-methyl-but-2-en-1-yl, 3-methyl-but-2-en-1-yl, 1-methyl-but-3-en-1-yl, 2-methyl
  • C 3 -C 6 alkynyl for: prop-1-in-l-yl, prop-2-in-3-yl, n-but-1-in-l-yl, n-but-l-in-4 -yl, n-But-2-in-1-yl, n-Pent-1-in-1-yl, n-Pent-1-in-3-yl, n-Pent-1-in-4-yl , n-pent-l-in-5-yl, n-pent-2-in-l-yl, n-pent-2-in-4-yl, n-pent-2-in-5-yl, 3 -Methyl-but-l-in-l-yl, 3-methyl-but-l-in-3-yl, 3-methyl-but-l-in-4-yl, n- 'ex-1-in- l-yl, n-hex-l-in-3-yl, n-hex-l-in-4-yl,
  • Hydroxy-Ci-C ⁇ -alkyl e.g. for: hydroxymethyl, 1-hydroxy-eth-l-yl, 2-hydroxyeth-l-yl, 1-hydroxyprop-l-yl, 2-hydroxyprop-1-yl, 3-hydroxyprop-l-yl, l- Hydroxyprop-2-yl, 2-hydroxy-prop-2-yl, 1-hydroxybut-l-yl, 2-hydroxybut-l-yl, 3-hydroxybut-l-yl, 4-hydroxybut-l-yl, l-hydroxybut-2-yl, 2-hydroxybut-2-yl, l-hydroxybut-3-yl, 2-hydroxybut-3-yl, l-hydroxy-2-methyl-prop-3-yl, 2- Hydroxy-2-methyl-prop-3-yl, 3-hydroxy-2-methyl-prop-3-yl and 2-hydroxymethyl-prop-2-yl, preferably for hydroxy-Ci-C ⁇ -alkyl, especially for 2- Hydroxyeth-l-yl;
  • Cyano-Ci-C ß- alkyl for example for: cyanomethyl, 1-cyanoeth-l-yl, 2-cyanoeth-l-yl, 1-cyanoprop-l-yl, 2-cyanoprop-l-yl, 3-cyano-prop -1-yl, l-cyanoprop-2-yl, 2-cyanoprop-2-yl, 1-cyano-but-l-yl, 2-cyanobut-l-yl, 3-cyanobut-l-yl, 4-cyanobut -l-yl, l-cyanobut-2-yl, 2-cyanobut-2-yl, l-cyanobut-3-yl, 2-cyano- but-3-yl, l-cyano-2-methyl-prop-3-yl, 2-cyano-2-methyl-prop-3-yl, 3-cyano-2-methyl-prop-3-yl and 2- Cyanomethyl prop-2-yl, preferably for cyano -CC-alkyl, in particular for 2-cyanoeth-
  • Phenyl-C 6 -C 6 -alkyl for example for: benzyl, 1-phenyleth-1-yl, 2-phenyleth-1-yl, 1-phenylprop-1-yl, 2-phenylprop-1-yl, 3-phenyl prop-1-yl, l-phenylprop-2-yl, 2-phenylprop-2-yl, 1-phenylbut-l-yl, 2-phenylbut-l-yl, 3-phenylbut-l-yl, 4 -Phenyl-but-l-yl, l-phenylbut-2-yl, 2-phenylbut-2-yl, 1-phenyl-but-3-yl, 2-phenylbut-3-yl, l-phenyl-2-methyl -prop-3-yl, 2-phenyl-2-methyl-prop-3-yl, 3-phenyl-2-methyl-prop-3-yl and 2-benzyl-prop-2-yl, preferably for phenyl-C
  • Ci-C ⁇ -alkoxy-Ci-Cg-alkyl for: methoxy, ethoxy, n-propoxy, 1-methylethoxy, n-butoxy, 1-methyl-propoxy, 2nd -Methylpropoxy, 1,1-dimethylethoxy, n-pen-toxy, 1-methylbutoxy, 2-methylbutoxy, 3-methylbutoxy, 1, 1-dimethylpropoxy, 1,2-dimethylpropoxy, 2,2-dimethylpropoxy, 1-ethylpropoxy , n-hexoxy, 1-methylpentoxy, 2-methylpentoxy, 3-methylpentoxy, 4-methylpentoxy, 1,1-dimethylbutoxy, 1,2-dimethylbutoxy, 1,3-dimethylbutoxy, 2,2-dimethylbutoxy , 2,3-dimethylbutoxy, 3,3-dimethylbutoxy, 1-ethylbutoxy, 2-ethylbutoxy, 1,1,2-trimethyl
  • Ci-C ⁇ -alkylthio for: methylthio, ethylthio, n-propylthio,
  • (Ci-C ö -haloalkyl) carbonyl for: (Ci-C ⁇ -alkyl) carbonyl as mentioned above, which is partially or completely substituted by fluorine, chlorine and / or bromine, for example chloromethylcarbonyl, dichloromethylcarbonyl, trichloromethylcarbonyl, Fluoromethylcarbonyl, difluoromethylcarbonyl, trifluoromethylcarbonyl, chlorofluoromethylcarbonyl, dichlorofluoromethylcarbonyl, chlorodifluoromethylcarbonyl, 1-fluoroethylcarbonyl, 2-fluoroethylcarbonyl, 2,2-difluoroethylcarbonyl, 2,2,2-tri-fluoroethylcarbonyl, 2-chloro-2-fluoroethylcarbonyl,
  • (Ci-C ⁇ -alkoxy) carbonyl and the alkoxycarbonyl part of (C ⁇ -C 6 -alkoxy) carbonyl-C ⁇ -C 6 -alkyl for: methoxycarbonyl, ethoxycarbonyl, n-propoxycarbonyl, 1-methyl-ethoxycarbonyl, n-butoxycarbonyl, 1-methylpropoxycarbonyl, 2-methylpropoxycarbonyl, 1,1-dimethylethoxycarbonyl, n-pentoxycarbonyl, 1-methylbutoxycarbonyl, 2-methylbutoxycarbonyl, 3-methylbutoxycarbonyl, 2,2-dimethylpropoxycarbonyl, 1-ethylpropoxycarbonyl, n-hexoxycarbonyl, 1,1-dimethylpropoxycarbonyl,
  • 1,2-dimethylpropoxycarbonyl 1-methylpentoxycarbonyl, 2-methylpentoxycarbonyl, 3-methylpentoxycarbonyl, 4-methylpentoxycarbonyl, 1, 1-dimethylbutoxycarbonyl, 1,2-dimethylbutoxycarbonyl, 1,3-dimethylbutoxycarbonyl, 2,2- Dimethylbutoxycarbonyl, 2,3-dimethylbutoxycarbonyl, 3, 3-dimethylbutoxycarbonyl, 1-ethylbutoxycarbonyl, 2-ethylbutoxycarbonyl, 1,1,2-trimethylpropoxycarbonyl, 1,2,2-trimethylpropoxycarbonyl, 1-ethyl-l-methyl-propoxycarbonyl and l-ethyl-2-methyl-propoxycarbonyl, preferably for (C ⁇ -C 4 -alkoxy) carbonyl, in particular for methoxycarbonyl, ethoxycarbonyl and 1-methyl-ethoxycarbonyl;
  • alkylcarbonyloxy part of (Ci-C ⁇ -alkyl) carbonyloxy-Ci-C ⁇ -alkyl for: methylcarbonyloxy, ethylcarbonyloxy, n-propylcarbonyloxy, (1-methylethyl) carbonyloxy, n-butylcarbonyloxy, (1-methylpropyl) carbonyloxy, (2-methylpropyl) carbonyloxy, (1,1-dimethylethyl) carbonyloxy, n-pentylcarbonyloxy, (1-methylbutyl) carbonyloxy, (2-methylbutyl) carbonyloxy, (3-methylbutyl) carbonyloxy, ( 2,2-dimethylpropyl) carbonyloxy, (1-ethylpropyl) carbonyloxy, n-hexylcarbonyloxy, (1, 1-dimethylpropyl) carbonyloxy, (1,2-dimethylpropyl) carbonyloxy, (1-methyl
  • C 3 -C 6 cycloalkyl for: cyclopropyl, cyclobutyl, cyclopentyl and cyclohexyl, preferably for cyclopropyl and cyclopentyl;
  • 3- to 7-membered azaheterocycles which in addition to carbon ring members may also contain an oxygen or sulfur atom as a ring member, are e.g.
  • All phenyl rings are preferably unsubstituted or carry a halogen, methyl, trifluoromethyl or methoxy substituent.
  • the compounds I and II can be present in the form of their agriculturally useful salts, the type of salt generally not being important. Salts of bases or acids which do not adversely affect the herbicidal action of I or II will usually be considered.
  • Particularly suitable basic salts are those of the alkali metals, preferably the sodium and potassium salts, those of the alkaline earth metals, preferably calcium, magnesium and barium salts, and those of the transition metals, preferably manganese, copper, zinc and iron salts , as well as ammonium salts, in which the
  • ammonium ion can carry one to three C 1 -C 4 -alkyl, hydroxy-C -C -alkyl substituents and / or a phenyl or benzyl substituent, preferably diisopropylammonium, tetramethylammonium, tetrabutylammonium, trimethylbenzylammonium and trimethyl - (2-Hydroxyethyl) ammonium salts, the further phosphonium salts, sulfonium salts such as preferably tri- (C -C alkyl) sulfonium salts, and sulfoxonium salts such as preferably tri- (C 1 -C 4 alkyl) sulfoxonium salts.
  • Acid addition salts are, for example, the hydrochlorides and bromides, sulfates, nitrates, phosphates, oxalates or the dodecylbenzenesulfonates of compounds I.
  • R 1 halogen or cyano, especially for chlorine, bromine or cyano
  • R 2 is hydrogen, fluorine or chlorine
  • R 3 is hydrogen or halogen
  • R 4 is hydrogen, halogen or -CC alkyl
  • R 5 ' is hydrogen or -CC 4 alkyl
  • R 6 hydrogen f, -C ⁇ C 4 alkyl or C 3 -C 4 alkenyl
  • R 7 for methyl or amino
  • R 8 for -C-C 4 haloalkyl in particular for trifluoromethyl or chlorodifluoromethyl
  • the compounds 48.01-48.36 which differ from the compounds 1.01-1.36 in that R 4 is hydrogen and Cyc l-NH 2 -6-CF 3 -uracil-3-yl; the compounds 49.01-49.36, which differ from the compounds 1.01-1.36 in that R 2 is fluorine, R 4 is bromine and Cyc 1 -NH 2 -6-CF 3 -uracil-3-yl;
  • the compounds 51.01-51.36 which differ from the compounds 1.01-1.36 in that R 2 is fluorine, R 4 is hydrogen and Cyc 1 -NH 2 -6-CF 3 -uracil-3-yl.
  • the substituted cinnamon oxime derivatives of the formula I and the substituted cinnamon hydroxamide derivatives of the formula II can be obtained in various ways, preferably by one of the following processes:
  • reaction is carried out in an inert solvent or diluent, preferably in the presence of a base.
  • Suitable solvents are, for example, protic solvents such as the lower alcohols, preferably ethanol, if desired in a mixture with water, or aprotic solvents such as aliphatic or cyclic ethers, preferably 1,2-dimethoxyethane, tetrahydrofuran and Dioxane, aliphatic ketones, preferably acetone, amides, preferably dimethylformamide, sulfoxides, preferably dimethyl sulfoxide, ureas such as tetramethyl urea and 1,3-dimethyltetrahydro-2 (IH) pyrimidinone, (DMPU) carboxylic acid esters such as ethyl acetate, or halogenated aliphatic or aromatic hydrocarbons such as dichloromethane and chlorobenzene.
  • protic solvents such as the lower alcohols, preferably ethanol, if desired in a mixture with water
  • aprotic solvents such as aliphatic or cyclic
  • the alkylation normally takes place with the halide, preferably the chloride or bromide, the sulfate
  • Sulfonate preferably a methanesulfonate (mesylate) such as trifluoromethanesulfonate (triflate) or a benzenesulfonate such as p-toluenesulfonate (tosylate) and p-bromobenzenesulfonate (brsylate), or with a diazo compound, e.g. Diazomethane.
  • methanesulfonate such as trifluoromethanesulfonate (triflate)
  • a benzenesulfonate such as p-toluenesulfonate (tosylate) and p-bromobenzenesulfonate (brsylate
  • a diazo compound e.g. Diazomethane.
  • Inorganic bases are suitable as bases, e.g. Carbonates such as potassium carbonate and sodium carbonate, hydrogen carbonates such as potassium and sodium bicarbonate, alkali metal hydrides such as sodium hydride and potassium hydride, and organic bases, e.g. Amines such as triethylamine, pyridine and N, N-diethylaniline, or alkali alcoholates such as sodium methoxide, sodium ethoxide and potassium tert-butoxide.
  • bases e.g. Carbonates such as potassium carbonate and sodium carbonate, hydrogen carbonates such as potassium and sodium bicarbonate, alkali metal hydrides such as sodium hydride and potassium hydride, and organic bases, e.g. Amines such as triethylamine, pyridine and N, N-diethylaniline, or alkali alcoholates such as sodium methoxide, sodium ethoxide and potassium tert-butoxide.
  • Amines such as triethylamine, pyridine
  • reaction temperature of (-78 ° C) to the boiling point of the reaction mixture is recommended, in particular from (- 60) to 60 ° C.
  • the alkylation of the compounds of the formula II (with R 5 - hydrogen) or IV produces, in addition to the substituted cinnamoxime derivatives I in which Y represents oxygen or sulfur, also the corresponding amide nitrogen-substituted cinnamic hydroxamide derivatives ( II).
  • the ratio in which the two products are formed depends on the reaction temperature, the alkylating agent, the base used and also on the particular starting compound II (with R 5 - hydrogen) or IV. According to the previous knowledge, the compound I mostly arises in excess. It can normally be separated from the by-products in a manner known per se, for example by crystallization or chromatography.
  • Alkylation of a substituted cinnamon derivative I with R 6 hydrogen in the presence of a base:
  • IV (Y'-O) L represents a customary leaving group such as halogen, alkylcarbonyloxy, haloalkylcarbonyloxy or imidazolyl.
  • the reaction is normally carried out in an inert solvent or diluent, for example the solvents or mixtures thereof mentioned for the alkylation under a).
  • the acylating agent can also be prepared "in situ" from the corresponding carboxylic acid, in which case the process is preferably carried out in the presence of a customary condensation aid.
  • Suitable condensation aids are, for example, oxalyl chloride, carbonyldiimidazole, carbodiimides such as dicyclohexylcarbodiimide, halogenating agents such as thionyl chloride, phosphorus oxychloride, phosgene, phosphorus trichloride and phosphorus pentachloride, or methyl chloroformate or methyl ester.
  • Inorganic bases e.g. Carbonates such as sodium and potassium carbonate, alkali metal hydrogen carbonates such as sodium and potassium hydrogen carbonate, alkali metal hydrides such as sodium and potassium hydride, and organic bases, e.g. Amines such as triethylamine, pyridine and N, N-diethylaniline, or alkali metal alcoholates such as sodium methoxide, sodium ethoxide and potassium tert-butoxide are considered.
  • Inorganic bases e.g. Carbonates such as sodium and potassium carbonate, alkali metal hydrogen carbonates such as sodium and potassium hydrogen carbonate, alkali metal hydrides such as sodium and potassium hydride, and organic bases, e.g. Amines such as triethylamine, pyridine and N, N-diethylaniline, or alkali metal alcoholates such as sodium methoxide, sodium ethoxide and potassium tert-butoxide are considered.
  • the reaction can generally be carried out at a temperature of from (-20) ° C. to the boiling point of the reaction mixture. It is preferred to work at 0 to 80 ° C.
  • the alcohols R 5 -OH or mercaptans R 5 -SH and their salts, in particular those of the alkali or alkaline earth metals, are advantageously used as alcohol or mercaptan derivatives.
  • Suitable solvents or diluents are e.g. aliphatic or cyclic ethers such as diethyl ether and tetrahydrofuran, aliphatic ketones such as acetone, hydrocarbons such as n-pentane, cyclohexane and petroleum ether, aromatic hydrocarbons such as benzene and toluene, halogenated aliphatic or aromatic hydrocarbons such as dichloromethane and
  • Chlorobenzene esters such as ethyl acetate, amides such as dimethylformamide and N-methyl-pyrrolidone, sulfoxides such as dimethyl sulfoxide, and mixtures of these solvents.
  • esters such as ethyl acetate
  • amides such as dimethylformamide and N-methyl-pyrrolidone
  • sulfoxides such as dimethyl sulfoxide
  • mixtures of these solvents Chlorobenzene, esters such as ethyl acetate, amides such as dimethylformamide and N-methyl-pyrrolidone, sulfoxides such as dimethyl sulfoxide, and mixtures of these solvents.
  • the alcohol and mercaptan derivatives themselves can also be used as solvents or diluents.
  • the quantitative ratio of la to alcohol or mercaptan derivative is not critical. Approximately equimolar amounts are usually used. However, it may also be expedient to use the alcohol or mercaptan derivative in an excess so that it also serves as a solvent or diluent.
  • reaction temperature of (-78) ° C to the reflux temperature of the solvent used, in particular from 0 to 80 ° C, is recommended.
  • reaction of la with an alcohol R 5 -OH or mercaptan R 5 -SH is carried out particularly advantageously in the presence of a base, both inorganic bases, for example
  • An alcoholate of the alcohol R 5 -OH is expediently used.
  • the base can be used in a catalytic, substoichiometric, stoichiometric amount or in excess, up to 5 times the molar amount, based on I.
  • aprotic organic liquids for example aliphatic or aromatic hydrocarbons such as n-hexane, benzene, toluene and o-, m-, p-xylene, halogenated aliphatic hydrocarbons such as methylene chloride, chloroform and 1 , 2-dichloroethane, halogenated aromatic hydrocarbons such as chlorobenzene, tertiary amines such as N, N-dimethylaniline, or nitriles such as acetonitrile.
  • aprotic organic liquids for example aliphatic or aromatic hydrocarbons such as n-hexane, benzene, toluene and o-, m-, p-xylene, halogenated aliphatic hydrocarbons such as methylene chloride, chloroform and 1 , 2-dichloroethane, halogenated aromatic hydrocarbons such as chlorobenzene, tertiary amine
  • halogenating agents are thionyl chloride, phosphorus pentachloride, phosphorus oxychloride, phosphorus pentabromide or phosphorus oxybromide.
  • thionyl chloride thionyl chloride
  • phosphorus pentachloride phosphorus oxychloride
  • phosphorus pentabromide phosphorus pentabromide
  • phosphorus oxybromide phosphorus oxybromide.
  • the use of a mixture of phosphorus pentachloride and phosphorus oxychloride or of phosphorus pentabromide and phosphorus oxybromide can also be particularly advantageous, in which case an excess of phosphorus oxychloride or phosphorus oxybromide can be used without a diluent.
  • thionyl chloride When using thionyl chloride as halogenating agent, it is advisable to add a catalytic amount of dimethylformamide.
  • halogenating agent for a complete reaction, at least equimolar amounts of halogenating agent and starting compound II (Y '- 0, R 5 ' - H) or IV (Y '- 0) are required.
  • an excess of halogenating agent up to about 8 times the molar amount, based on II or IV, has a favorable effect on the course of the reaction.
  • the reaction temperature is generally from 0 ° C. to the reflux temperature of the reaction mixture, preferably from 20 to 120 ° C.
  • the reaction usually takes place in two stages by first reacting the cinnamon nitrile V with an alcohol or mercaptan R 5 -YH and the imido ester or thioimido ester VI obtained, if desired without isolation from the reaction mixture, with a hydroxylamine H 2 N-0R 6 Brings reaction.
  • reaction of V with R 5 -YH can be carried out in an inert solvent or diluent or solvent-free in an excess of the alcohol or mercaptan.
  • An acidic or "Lewis” acidic catalyst is often beneficial, preferably in an approximately catalytic amount or in an amount of up to about 200 mol%, based on the amount of V.
  • Inert solvents or diluents are particularly suitable organic solvents, for example aliphatic or cyclic ethers such as diethyl ether, tetrahydrofuran and dimethoxy ethane, aliphatic, cyclic or aromatic hydrocarbons such as n-pentane, petroleum ether, cyclohexane, toluene and the xylenes, amides such as dimethylformamide and N-methylpyrrolidone, halogenated hydrocarbons such as dichloromethane, chlorobenzene and 1,2-dichloromethane, or mixtures of the mentioned solvents.
  • aliphatic or cyclic ethers such as diethyl ether, tetrahydrofuran and dimethoxy ethane
  • aliphatic, cyclic or aromatic hydrocarbons such as n-pentane, petroleum ether, cyclohexane, toluene and the xylenes
  • Suitable acidic catalysts are inorganic, preferably anhydrous acids, e.g. As hydrogen chloride, hydrogen bromide, nitric acid, sulfuric acid, also oleum, or perchloric acid, and organic acids such as acetic acid, propionic acid, p-toluenesulfonic acid and trifluoroacetic acid.
  • Examples of "Lewis" acidic catalysts are titanium tetrachloride, tin (II) chloride, iron (III) chloride, aluminum trichloride, ethylaluminium dichloride, titanium tetraisopropoxide and boron trifluoroetherate.
  • the amount of alcohol or mercaptan is not critical. Normally 1 to 10 mol alcohol or mercaptan per mol V are sufficient for an optimal conversion of V. If you work solvent-free in the alcohol in question, it can also be in a large excess.
  • the imidoester or thioimidoester VI is obtained as a salt in the first stage, it is advisable to release the neutral compound before the reaction with the hydroxylamine H 2 N-OR 6 is carried out.
  • Hydroxylamines which are available in the form of their salts, in particular as hydrochlorides, hydrobromides or sulfates, or are obtained as salts in the preparation, can be released before their reaction by adding a suitable base, the bases in particular being those mentioned in method a) ⁇ th are suitable.
  • the reaction of the imido ester or thioimido ester VI obtained with H 2 N-OR 6 is generally carried out in an inert solvent or diluent.
  • solvents such as methanol, ethanol and isopropanol, nitriles such as acetonitrile,
  • Amines such as triethylamine, pyridine and N, N-dimethylaniline, or also water.
  • the reaction temperature for both stages is generally from (-20) to 120 ° C., in particular from 0 ° C. to the boiling point of the reaction mixture.
  • reaction of VII with a hydroxylamine H 2 N-OR 6 normally takes place in an inert organic solvent or diluent, for example in an aromatic hydrocarbon such as toluene and the xylenes, in a chlorinated hydrocarbon such as dichloromethane, chloroform and chlorobenzene, in an ether such as diethyl ether, 1,2-dimethoxy ether and tetrahydrofuran, in an alcohol such as methanol and ethanol, in water or in a mixture of the solvents mentioned.
  • an inert organic solvent or diluent for example in an aromatic hydrocarbon such as toluene and the xylenes, in a chlorinated hydrocarbon such as dichloromethane, chloroform and chlorobenzene, in an ether such as diethyl ether, 1,2-dimethoxy ether and tetrahydrofuran, in an alcohol such as methanol and ethanol, in water or in a mixture of the solvents mentioned
  • hydroxylamines H 2 N-OR 6 are present as salts, for example as hydrochlorides or oxalates, their release by means of a base such as preferably sodium carbonate, potassium carbonate, sodium hydrogen carbonate, triethylamine and pyridine is recommended.
  • the amount of hydroxylamine is preferably 80 to
  • the water of reaction formed can, if desired, be removed from the reaction mixture by distillation or with the aid of a water separator.
  • the reaction temperature is usually from (-30) to 150 ° C., preferably from 0 to 130 ° C. h) Transfer of a cinnamon toxin of formula VIII
  • R 12 is nitro, amino, isocyanato, isothiocyanato, (-CC 6 -alkyl) carbamato or phenylcarbamato,
  • the compounds of formula VIII are new. For their part, they can be obtained by one of the processes described above for the preparation of compounds I. Further production methods for providing the compounds VIII can also be found in WO 93/06090.
  • the compounds of formula V are known or can be prepared in a manner known per se (cf., for example, WO 93/06090).
  • cinnamic hydroxamide derivatives of the formulas II and IV are e.g. accessible from cinnamic acids of formulas IX and X:
  • the reaction is usually carried out in an inert solvent or diluent in the presence of a condensation aid or without solvent in an excess of the condensation aid.
  • solvents or diluents are organic solvents, e.g. aliphatic or cyclic ethers such as diethyl ether, tetrahydrofuran and dimethoxyethane, aliphatic, cyclic or aromatic hydrocarbons such as n-pentane, petroleum ether, cyclohexane, toluene and the xylenes, alcohols such as methanol, ethanol and i-propanol, amides such as dimethylformamide and N-methylpyrrolidone, nitriles such as acetonitrile, amines such as triethylamine, pyridine and N, N-dimethylaniline, halogenated hydrocarbons such as dichloromethane, chlorobenzene and 1,2-dichloromethane, or water. Mixtures of the solvents mentioned are also suitable.
  • organic solvents e.g. aliphatic or cyclic ethers such as diethyl
  • condensation aids come e.g. Oxalyl chloride, carbonyldiimidazole, carbodiimides such as dicyclohexylcarbodiimide, halogenating agents such as thionyl chloride, phosphorus oxychloride, phosphorus, phosphorus trichloride and phosphorus pentachloride, or methyl or ethyl chloroformate into consideration.
  • halogenating agent an acid halide being formed “in situ”, which then reacts further with the hydroxylamine HN (R 5 ') -OR 6 or H 2 N-0R 6 to give the product II or IV.
  • Hydroxylamines which are available in the form of their salts, in particular as hydrochlorides, hydrobrorrides or sulfates, or are obtained as salts in the preparation, can, if desired, also in the reaction mixture with the condensation aid and IX before they are reacted with IX or X or X, are released by adding a suitable base.
  • Suitable bases for this are in particular those mentioned in method a).
  • condensation aid IX or X and hydroxylamine HN (R 5 ') -0R 6 or H 2 N-0R 6 are not critical. It is expedient to use approximately equimolar amounts of the starting materials. If desired, the condensation aid can also be shot are used, in which case it is even possible to work without an inert solvent.
  • reaction mixtures are generally worked up by methods known per se, for example by removing the solvent, distributing the residue in a mixture of water and a suitable organic solvent and working up the organic phase onto the product.
  • Both the substituted cinnamoxime derivatives of the formula I and the substituted cinnamon hydroxamide derivatives of the formula II can be obtained in the preparation as isomer mixtures which, if desired, can be obtained by the methods customary for this, e.g. by means of crystallization or chromatography on an optically active adsorbate into which pure isomers can be separated. Pure optically active isomers can also be produced, for example, from corresponding optically active starting materials.
  • Substituted cinnamide derivatives I and cinnamic hydroxamide derivatives II with C-H acidic substituents can be converted into their alkali metal salts in a manner known per se.
  • Salts of I or II, the metal ion of which is not an alkali metal ion, can usually be prepared by salting the corresponding alkali metal salt in aqueous solution.
  • metal salts such as manganese, copper, zinc, iron, calcium, magnesium and barium salts can be prepared from the sodium salts in the usual way, as can ammonium and phosphonium salts using ammonia, phosphonium, sulfonium or Sulfoxonium hydroxides.
  • the compounds I and II and their agriculturally useful salts are suitable, both as isomer mixtures and in the form of the pure isomers, as herbicides. You can control weeds and grass weeds very well in crops such as wheat, rice, maize, soybeans and cotton without significantly damaging the crop plants. This effect occurs above all at low application rates.
  • the compounds I and II or herbicidal compositions comprising them can also be eliminated in a further number of crop plants unwanted plants can be used.
  • the following crops come into consideration, for example:
  • the compounds I and II can also be used in crops which have been made largely resistant to the action of I or II or other herbicides by breeding and / or by means of genetic engineering methods.
  • substituted cinnamoxime derivatives I and cinnamic hydroxamide derivatives II are also suitable for the desiccation and / or defoliation of plants.
  • desiccants are particularly suitable for drying out the above-ground parts of crops such as potatoes, rapeseed, sunflower and soybeans. This enables completely mechanical harvesting of these important crop plants.
  • the compounds I and II or the herbicidal compositions comprising them can be sprayed, for example, in the form of directly sprayable aqueous solutions, powders, suspensions, including high-strength aqueous, oily or other suspensions or dispersions, emulsions, oil dispersions, pastes, dusts, sprinkling agents or granules , Atomizing, dusting, scattering or pouring can be used.
  • the forms of application depend on the purposes of use; in any case, they should ensure the finest possible distribution of the active compounds according to the invention.
  • mineral oil fractions from medium to high boiling points such as kerosene and diesel oil, furthermore coal tar oils and oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons , e.g. Paraffins, tetrahydronaphthalene, alkylated naphthalenes and their derivatives, alkylated benzenes and their derivatives, alcohols such as methanol, ethanol, propanol, butanol and cyclohexanol, ketones such as cyclohexanone, strongly polar solvents, e.g. Amines such as N-methylpyrrolidone and water.
  • mineral oil fractions from medium to high boiling points such as kerosene and diesel oil, furthermore coal tar oils and oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons , e.g. Paraffins, tetrahydronaphthalene, alkylated naphthalenes and their derivative
  • Aqueous use forms can be prepared from emulsion concentrates, suspensions, pastes, wettable powders or water-dispersible granules by adding water.
  • the substrates as such or dissolved in an oil or solvent can be homogenized in water by means of wetting agents, adhesives, dispersants or emulsifiers.
  • wetting agents, adhesives, dispersants or emulsifiers can also consist of an active substance, wetting agents, adhesives, dispersants or emulsifiers and possibly
  • Concentrates containing solvents or oil are prepared that are suitable for dilution with water.
  • alkali, alkaline earth, ammonium salts of aromatic sulfonic acids e.g. Lignin-,
  • Powders, materials for broadcasting and dusts can be prepared by mixing or grinding the active substances together with a solid carrier.
  • Granules e.g. Coated, impregnated and homogeneous granules can be produced by binding the active ingredients to solid carriers.
  • Solid carriers are mineral soils such as silica, silica gels, silicates, talc, kaolin, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics, fertilizers, such as ammonium sulfate, Ammonium phosphate, ammonium nitrate, urine and vegetable products such as corn flour, tree bark, wood and nutshell flour, cellulose powder or other solid carriers.
  • concentrations of the active ingredients I and II in the ready-to-use preparations can be varied within a wide range, for example from 0.01 to 95% by weight, preferably 0.5 to 90% by weight.
  • the active ingredients are used in a purity of 90% to 100%, preferably 95% to 100% (according to the NMR spectrum).
  • Dissolved mixture which consists of 25 parts by weight of cyclohexanone, 65 parts by weight of a mineral oil fraction from the boiling point 210 to 280 ° C and 10 parts by weight of the adduct of 40 moles of ethylene oxide and 1 mole of castor oil. Pouring the solution into 100,000 parts by weight of water and finely distributing it therein gives an aqueous dispersion which comprises 0.02% by weight of the active ingredient.
  • the active ingredients I and II or the herbicidal compositions can be applied pre- or post-emergence. If the active ingredients for certain crop plants are less tolerated, application techniques can be used in which the herbicidal compositions are sprayed with the aid of sprayers in such a way that the leaves of the sensitive crop plants are not hit, if possible, while the active ingredients are applied the leaves of unwanted plants growing underneath or the uncovered floor area reach (post-directed, lay-by)
  • the application rates of active ingredient are 0.001 to 3.0, preferably 0.01 to 1 kg / ha of active substance (as), depending on the control target, season, target plants and growth stage.
  • substituted cinnamoxime derivatives I and the substituted cinnamon hydroxamide derivatives II can be mixed with numerous representatives of other herbicidal or growth-regulating active ingredient groups and applied together.
  • diazines, 4H-3,1-benzoxazine derivatives, benzothiadiazinones, 2, 6-dinitroanilines, N-phenylcarbamates, thiolcarbamates, halocarboxylic acids, triazines, amides, ureas, diphenyl ethers, triazinones, uracils, benzofuran ⁇ come as mixing partners derivatives, cyclohexane-1,3-dione derivatives, which are in the 2-position, for example carry a carboxy or carbimino group, quinoline carboxylic acid derivatives, imidazolinones, sulfonamides, sulfonylureas, aryloxy, heteroaryloxyphenoxypropionic acids and their salts, esters and amides and others into consideration.
  • test plants For the purpose of post-emergence treatment, the test plants, depending on the growth habit, were first grown to a height of 3 to 15 cm and only then treated with the active ingredients suspended or emulsified in water. For this purpose, the test plants were either sown directly and grown in the same containers, or they were first grown separately as seedlings and transplanted into the test containers a few days before the treatment.
  • the application rate for post-emergence treatment was 0.0313 or 0.0156 kg of active substance per hectare.
  • the plants were kept at temperatures of 10 - 25 ° C or 20 - 35 ° C depending on the species.
  • the trial period lasted 2 to 4 weeks. During this time, the plants were cared for and their response to the individual treatments was evaluated.
  • Evaluation was carried out on a scale from 0 to 100. 100 means no emergence of the plants or complete destruction of at least the aerial parts and 0 means no damage or normal growth.
  • the plants used in the greenhouse experiments are composed of the following types:
  • Young, 4-leafed (without cotyledons) cotton plants that were grown under greenhouse conditions were used as test plants (relative humidity 50 to 70%; day / night temperature 27/20 ° C).
  • the young cotton plants were treated to runoff with aqueous preparations of the active ingredients (with the addition of 0.15% by weight of the fatty alcohol alkoxylate Plurafac LF 700, based on the spray mixture).
  • the amount of water applied was the equivalent of 1000 l / ha. After 13 days, the number of leaves shed and the degree of defoliation in% were determined.

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PCT/EP1995/002584 1994-07-14 1995-07-04 Substituierte zimtoxim- und zimthydroxamid-derivate WO1996002518A1 (de)

Priority Applications (9)

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EP95924968A EP0770067B1 (de) 1994-07-14 1995-07-04 Substituierte zimtoxim- und zimthydroxamid-derivate
AU29268/95A AU2926895A (en) 1994-07-14 1995-07-04 Substituted cinnamic oxime and hydroxamide derivatives
MXPA97000384A MXPA97000384A (es) 1994-07-14 1995-07-04 Oxima cinamica substituida y derivados de hidroxamida.
DE59510111T DE59510111D1 (de) 1994-07-14 1995-07-04 Substituierte zimtoxim- und zimthydroxamid-derivate
BR9508410A BR9508410A (pt) 1994-07-14 1995-07-04 Derivados substituídos de oxima cinâmica e de hidroxamida cinâmica utilização dos mesmos composiçao herbicida composição para a dessecação e/ou desfolhamento de plantas processos para preparar composições herbicidas ativas para preparar composições com ação dessecante e/ou desfolhante para controlar o crescimento indesejado de plantas para a dessecação e/ou desfolhamento de plantas e para controlar o crescimento indesejado de plantas e oxima cinâmica
KR1019970700231A KR970704701A (ko) 1994-07-14 1995-07-04 치환된 신남산 옥심 및 히드로옥스아미드 유도체(Substituted Cinnamic Oxime and Hydroxamide Derivatives)
US08/765,180 US6013606A (en) 1994-07-14 1995-07-04 Substituted cinnamic oxime and hydroxamide derivatives
AT95924968T ATE214376T1 (de) 1994-07-14 1995-07-04 Substituierte zimtoxim- und zimthydroxamid- derivate
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Cited By (2)

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Publication number Priority date Publication date Assignee Title
US6197973B1 (en) 1996-08-01 2001-03-06 Basf Aktiengesellschaft Substituted 3-phenylpyrazoles
WO2005016001A1 (de) * 2003-08-05 2005-02-24 Bayer Cropscience Gmbh Safener auf basis aromatisch-aliphatischer carbonsäurederivate

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AU6719498A (en) * 1997-02-27 1998-09-18 Basf Aktiengesellschaft Substituted 3-phenyl pyrazoles
JP2001517231A (ja) 1997-03-25 2001-10-02 ビーエーエスエフ アクチェンゲゼルシャフト 新規な置換ヒドロキシム酸誘導体
WO2007118896A1 (en) * 2006-04-19 2007-10-25 Basf Se O-carboxymethyl oxime ether compounds for combating arthropod pests
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US6197973B1 (en) 1996-08-01 2001-03-06 Basf Aktiengesellschaft Substituted 3-phenylpyrazoles
WO2005016001A1 (de) * 2003-08-05 2005-02-24 Bayer Cropscience Gmbh Safener auf basis aromatisch-aliphatischer carbonsäurederivate
EA011453B1 (ru) * 2003-08-05 2009-04-28 Байер Кропсайенс Аг Защитные вещества на основе производных ароматически-алифатических карбоновых кислот
US7838463B2 (en) 2003-08-05 2010-11-23 Bayer Cropscience Ag Safeners based on acrylic-aliphatic carboxylic acid derivatives

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EP0770067B1 (de) 2002-03-13
CA2195021A1 (en) 1996-02-01
DE4424791A1 (de) 1996-01-18
US6013606A (en) 2000-01-11
AU2926895A (en) 1996-02-16
DE59510111D1 (de) 2002-04-18
TW308588B (enrdf_load_html_response) 1997-06-21
JPH10502651A (ja) 1998-03-10
EP0770067A1 (de) 1997-05-02
KR970704701A (ko) 1997-09-06
ATE214376T1 (de) 2002-03-15
MXPA97000384A (es) 2005-08-26
BR9508410A (pt) 1997-12-23

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